Heater fan



FIG. 1 is a front view of a heater fan according to the invention;

FIG. 2 is a left side, front perspective view of the heater fan of FIG.1;

FIG. 3 is a left side view of the heater fan of FIG. 1;

FIG. 4 is a right side view of the heater fan of FIG. 1;

FIG. 5 is a rear perspective view of the heater fan of FIG. 1; and,

FIG. 6 is a rear view of the heater fan of FIG. 1.

The broken lines showing the power cord, attached remote, unit controls,display, name plate, and patterns of the front and rear grilles are forillustrative purposes only and form no part of the claimed design.

The ornamental design for a heater fan, as shown and described.